Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

Challenge your first grader to wordsmith her way to victory with this puzzle! Who can find the most words in the letters of "Saint Patrick's Day"?

Young scientists develop a hypothesis, conduct an experiment, and then revise their hypothesis to find out which common household liquids dissolve candy corn.

If your preschooler needs counting practice, try this pared-down game. Kids count clips in each cup and find the playing card to match.

Send your child on an online hunt where he will practice working with search engines and use his reading comprehension skills to find specific information.

Challenge your 1st grader to skip count with this sequence game. Help him find missing numbers by figuring out the pattern and building on math skills!

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Show your third grader how to craft his own version of the symbolic Olympic rings using some easy-to-find art supplies!

This preschool activity uses paint chips to help your child learn about different shades of colors and how to find different colors in nature.

What's the difference between centripetal and centrifugal force? Students find out by seeing both in action as they conduct this experiment.

By tracking nutritional information from candy wrappers, your teen can use statistics to find which treats offer the fewest tricks on Halloween!

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

Even if sweet potatoes aren't your kid's favorite, try topping them with fluffy marshmallows -- it will be tough to find a child who can resist!

Make a personalized pillowcase for your third grader with his old-fashioned silhouette image. You won't be able to find these in stores!

Find out whether pacing in long-distance running actually acquires for drastic changes in finishing times versus running super-fast at the start.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

What is vegetative reproduction? Find out how you can clone plants and regrow cabbage from a stem in this cool experiment!

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Here's a fun activity that will have your child teaching you for once, while you find out exactly what she is learning in school.

Help your child make her very own clock with a recycled, thrift store find to give as a gift or keep for yourself!

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.